91 def AddressVersion(addr):  argument
92   return 6 if ":" in addr else 4
112 def Sockaddr(addr):  argument
113   if ":" in addr[0]:
115     if len(addr) == 4:
116       addr, port, flowinfo, scope_id = addr
118       (addr, port), flowinfo, scope_id = addr, 0, 0
119     addr = socket.inet_pton(family, addr)
121                         addr, scope_id))
124     addr, port = addr
125     addr = socket.inet_pton(family, addr)
126     return SockaddrIn((family, socket.ntohs(port), addr))
279 def _ToSocketAddress(addr, alen):  argument
280   addr = addr[:alen]
285   elif alen == len(SockaddrIn) and SockaddrIn(addr).family == socket.AF_INET:
286     return SockaddrIn(addr)
287   elif alen == len(SockaddrIn6) and SockaddrIn6(addr).family == socket.AF_INET6:
288     return SockaddrIn6(addr)
290     return SockaddrStorage(addr)
292     return addr  # Unknown or malformed. Return the raw bytes.
310   addr = ctypes.create_string_buffer(addrlen)
311   msg_name = ctypes.addressof(addr)
330   addr = _ToSocketAddress(addr, msghdr.namelen)
334   return data, addr, msglist
340   addr = ctypes.create_string_buffer(len(SockaddrStorage))
341   alen = ctypes.c_int(len(addr))
344                       addr, ctypes.byref(alen))
350   addr = _ToSocketAddress(addr.raw, alen)
352   return data, addr